CVE-2024-21887: Ivanti Connect Secure and Policy Secure Command Injection Vulnerability
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
Ivanti Connect Secure (ICS, formerly known as Pulse Connect Secure) and Ivanti Policy Secure contain a command injection vulnerability in the web components of these products, which can allow an authenticated administrator to send crafted requests to execute code on affected appliances. This vulnerability can be leveraged in conjunction with CVE-2023-46805, an authenticated bypass issue.
CSIRTS triage
- What
- A command injection vulnerability allows an authenticated administrator to execute code on affected appliances.
- Who is affected
- Users of Ivanti Connect Secure and Policy Secure.
- Urgency
- Remediation is critical due to active exploitation and high severity.
- Action
- Update to the latest version as recommended by Ivanti.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2024-21887
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Exploitation confirmedCVE-2024-21887Already exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 100% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2024-21887 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
Recent advisories for Ivanti Connect Secure
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- criticalexploitedCVE-2025-22457: Ivanti Connect Secure, Policy Secure, and ZTA Gateways Stack-Based Buffer Overflow Vulnerabili…cisa-kev · 2025-04-04
- criticalexploitedCVE-2025-0282: Ivanti Connect Secure, Policy Secure, and ZTA Gateways Stack-Based Buffer Overflow Vulnerabilit…cisa-kev · 2025-01-08
- criticalexploitedCVE-2024-21893: Ivanti Connect Secure, Policy Secure, and Neurons Server-Side Request Forgery (SSRF) Vulnerabi…cisa-kev · 2024-01-31
- unknown[Update] Multiple vulnerabilities in Ivanti Connect Secure and Policy Secure Gateways (January 11, 2024)cert-fr-alerte · 2024-01-11
- criticalexploitedCVE-2023-46805: Ivanti Connect Secure and Policy Secure Authentication Bypass Vulnerabilitycisa-kev · 2024-01-10
- criticalexploitedCVE-2020-8260: Ivanti Pulse Connect Secure Code Execution Vulnerabilitycisa-kev · 2021-11-03
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